40660340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{809}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 97977600

約数和(自身を除く): 57317260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 809, 1436, 1618, 1795, 2513, 3236, 3590, 4045, 5026, 5663, 7180, 8090, 10052, 11326, 12565, 16180, 22652, 25130, 28315, 50260, 56630, 113260, 290431, 580862, 1161724, 1452155, 2033017, 2904310, 4066034, 5808620, 8132068, 10165085, 20330170, 40660340]

約数ペア:

[(1, 40660340), (2, 20330170), (4, 10165085), (5, 8132068), (7, 5808620), (10, 4066034), (14, 2904310), (20, 2033017), (28, 1452155), (35, 1161724), (70, 580862), (140, 290431), (359, 113260), (718, 56630), (809, 50260), (1436, 28315), (1618, 25130), (1795, 22652), (2513, 16180), (3236, 12565), (3590, 11326), (4045, 10052), (5026, 8090), (5663, 7180)]